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Amgueddfa Cymru – Museum Wales
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Modern Ventilation in Mines (manuscript)
18 page handwritten manuscript.
Collection Area
Industry
Item Number
90.36I
Creation/Production
Llewelyn, Francis Harold
Date: 1922
Acquisition
Donation, 7/1990
Measurements
Length
(mm): 325
Width
(mm): 200
Material
paper
Location
In store
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